The stone was lifted by means of a rope and pulley.这块大石是用绳子和滑轮给吊起来的.The worker threaded the wire through the pulley.工人把金属丝穿在滑轮上.The weights are moved via a cable and pulley system.重物通过缆绳和滑轮系统运送。...
'How's Jan?' she asked. — 'Bad. As you might expect.'...“简怎么样?”她问道。——“如你所料,情况不好。”On Jan. 10, blizzards started to pummel a huge swath of central and southern China.到了1月10日, 暴风雪开始席卷华中和华南地区.Jan spe...